23-05-2017
Mathematics

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Help me please ! I don't understand this & I need to answer it ASAP!

Help me please I dont understand this amp I need to answer it ASAP class=

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apologiabiology apologiabiology

23-05-2017

(x-h)^2+(y-k)^2=r^2
center is (h,k)
radius is r

center is (3,-5)
radius is 3

(x-3)^2+(y-(-5))^2=3^2
(x-3)^2+(y+5)^2=9
expand
x^2-6x+9+y^2+10y+25=9
x^2+y^2-6x+10y+34=9
x^2+y^2-6x+10y+25=0

last option

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